Home / 16,721.52-25,083.54-5,628.24

Finding the Fourth Proportional to 16,721.52, 25,083.54 and 5,628.24

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Solution

The fourth proportional to 16,721.52, 25,083.54 and 5,628.24 is: 8,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.52 : 25,083.54 = 5,628.24 : x
  2. Step 2: Convert to fraction form
    16,721.52/25,083.54 = 5,628.24/x
  3. Step 3: Cross multiply
    16,721.52x = 25,083.54 × 5,628.24
  4. Step 4: Simplify right side
    16,721.52x = 141,176,183.17
  5. Step 5: Solve for x
    x = 141,176,183.17/16,721.52
  6. Step 6: Final answer
    x = 8,442.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.